In this excerpt, the author is saying that it is strange to see how a lot of unhappiness can be brought on by "small men," or men who are not particularly powerful. This applies to Kantorek, the teacher. Although he is not "powerful" as a teacher (in the sense of being celebrated or rich), he is able to bring a lot of misery to the world by persuading his students to join the war.
Answer:
Yesssssssssssssssss
Explanation:
and why did you put parentises on it
Declarative: I went home.
Exclamatory: I love you!
Interrogative: What's your name?